/* * file: quadt.c * Test file for quad.asm */#include <stdio.h>#include "cdecl.h"int PRE_CDECL quadratic( double, double, double, double *, double *) POST_CDECL;int main(){  double a,b,c, root1, root2;  printf("Enter a, b, c: ");  scanf("%lf %lf %lf", &a, &b, &c);  if (quadratic( a, b, c, &root1, &root2) )    printf("roots: %.10g %.10g\n", root1, root2);  else    printf("No real roots\n");  return 0;}